/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.connector.base.sink.writer;

import org.apache.flink.annotation.PublicEvolving;

import java.util.List;

/**
 * Interface to handle the result of a {@link AsyncSinkWriter} request.
 *
 * @param <T> Type of the request entries.
 */
@PublicEvolving
public interface ResultHandler<T> {

    /** Mark the in-flight request as completed successfully. */
    void complete();

    /** Fail job with fatal exception. */
    void completeExceptionally(Exception e);

    /** Requeue Failed entries to retry. */
    void retryForEntries(List<T> requestEntriesToRetry);
}
